LiferayApplicationMap.java |
1 /** 2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a copy 5 * of this software and associated documentation files (the "Software"), to deal 6 * in the Software without restriction, including without limitation the rights 7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 8 * copies of the Software, and to permit persons to whom the Software is 9 * furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 * SOFTWARE. 21 */ 22 23 package com.liferay.util.bridges.jsf.sun; 24 25 import java.util.AbstractMap; 26 import java.util.Set; 27 28 import javax.servlet.ServletContext; 29 30 /** 31 * <a href="LiferayApplicationMap.java.html"><b><i>View Source</i></b></a> 32 * 33 * @author Neil Griffin 34 */ 35 public class LiferayApplicationMap extends AbstractMap { 36 37 public LiferayApplicationMap(ServletContext servletContext) { 38 _servletContext = servletContext; 39 } 40 41 public Set entrySet() { 42 throw new UnsupportedOperationException(); 43 } 44 45 public Object get(Object key) { 46 return _servletContext.getAttribute(key.toString()); 47 } 48 49 public Object put(Object key, Object value) { 50 Object previousValue = get(key); 51 52 _servletContext.setAttribute(key.toString(), value); 53 54 return previousValue; 55 } 56 57 public Object remove(Object key) { 58 Object value = null; 59 60 if (key != null) { 61 value = get(key); 62 63 _servletContext.removeAttribute(key.toString()); 64 } 65 66 return value; 67 } 68 69 private ServletContext _servletContext; 70 71 }